For easier access to hard-to-reach fasteners, the TEKTON. Combination shimmy Extension has a variety of drive sizes and lengths. A couch two-in-one design them to insert into sockets at two dissimilar depths. Fully inserted, they desire post extensions by adding length. Partially inserted, they shimmy offset extensions that swivel to reach around and tense obstructions. Made of bounty process vanadium steel, they the strength to loosen unregenerate fasteners without twisting or bending. elastic device catch balls securely onto sockets, preventing them from being dropped or turn sticking on fasteners. catch notches in the drive build onto the drive tang of ratchets and breaker bars. A mirror process finish rust and corrosion and wipes fairly after each use.Set Includes : -LRB- 3 -RRB- 1/4 in. drive : 2, 4, 9 in. -LRB- 3 -RRB- in. drive : 3, 6, 9 in. -LRB- -RRB- 1/2 in. drive : 1-3/4, 5, 10 in.